Testing and recording device



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TESTING AND RECORDING DEVIECE Aug. 9. 1927.

Filed Aug. 2 2. Y 1921 28 Sheets-Sheet l c E. cox

TESTING AND RECORDING" DEVICE Filed Aug. 22 1921 2s Sheets-Sheet 2 Aug.9! 1 (1/ fie; 5,

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TESTING AND RECORDING DEVICE Filed Aug. 22, 1921 28 Shee'ts-Sheet 3 Aug.9, 1927. 1,638,657

C. E. COX

' TESTING AND RECORDING DEVICE Filed Aug. 22. 1 21 28 Sheets-Sheet 5 7 7L5,: In In lnlllnnlullllm H H I 6 I I l 666666" f6 w/avam 1,638,657 Aug.99 c E. cox I TESTING AND RECORDING DEVICE Filed Aug. 22. 1921 2aSheets-Sheet 6 Aug. 9, 1927.

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TESTING AND RECORDING DEVICE 28 Sheets-Sheet 7 Filed A111. 22. 1921 Q7.9.

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Filed Aug. 22; 1921 28 Sheets-Sheet 8 w JM y/az mm,

Aug. 9, 1927. 1,638,657

C. E. COX

TESTING AND RECORDING DEVICE 28 Sheets-Sheet 9 Filed Aug. 22, 1921 .9192 1,638,657 Aug c. E. cox

TESTING AND RECORDING DEVICE Filed Aug. 22. 1921 28 Sheets-Sheet l01,638,657 1927' c-. E. cox

TESTING AND'RECORDING DEVICE Filed Aug. 22. 1921 28 Sheeis-Sheet 11 A aN mm; ,1 146 I 5 1A M 2 I C. E. COX

TESTING AND RECORDING DEVICE Filed Aug. 22. 1921 28 Sheets-Sheet l2iuuml W.

r Jig/Z42 243 z A .9 1927. l 638 657 c. E. cox

TESTING AND RECORDING DEVICE Filed Aug. 22. 1921 28 Sheets-Sheet 13IIIIII'IIII'I:

iiiiiii j'li 'F'BIJIIII'AIII ll/ll, ill/ll 1,638,657 Aug- 1927- I c. E.cox

TESTING AND RECORDING DEVICE Filed Aug. 22, 1921 28 Sheets-Sheet 14 /l/Qyiggfi 1,638,657 Aug.9 C E COX TESTING AND RECORDING DEVICE Filed Aug.22. 1921 28 Sheets-Sheet 15 1,638,657 Aug. c. E. COX

TESTING AND RECORDING DEVICE Filed Aug. 22. 1921 28 Sheets-Sheet 18 vWye/2227 2 9 19 Aug 27 c. E. cox

TESTING AND RECORDING DEVICE Filed Aug. 22. 1921 28 Sheets-Sheet l9 ani.

I llll KM i Z, i /Qfl/ZZ m Aug. 9, 1927. 1,638,657

C. E. COX

TESTING AND RECORDING DEVICE Filed Au 22, 1921 28 Sheets-Sheet 20 V: gi1! 203 2'04 1&5

